Adding and Subtracting 10s at the Beach Worksheet | 1.NBT.B.3,1.NBT.C.4,1.NBT.C.5 | Workybooks - For Teachers, Parents & Homeschoolers

About this worksheet

The "10s at the Beach" worksheet is a valuable resource for helping students build essential skills in addition and subtraction within the range of 1-100. This printable PDF worksheet is designed to reinforce the concept of adding and subtracting multiples of 10 from two-digit numbers.

This interactive and printable worksheet, consists of six engaging problems that challenge students to find the sum or difference by adding or subtracting 10 from a given number. With a beach-themed presentation, the worksheet aims to make learning more enjoyable and relatable for young learners.

What will your child learn through this worksheet?

Through this worksheet, your child will learn:

To add and subtract multiples of 10 from two-digit numbers
To develop a deeper understanding of place value and number sense
To apply mathematical reasoning and problem-solving skills
To enhance their computational fluency

Learning Outcomes

Cognitive:

Students will be able to add and subtract 10 from two-digit numbers with 90% accuracy.
Students will demonstrate an understanding of place value concepts related to tens and ones.

Psychomotor:

Students will accurately record their solutions on the worksheet, showing legible and organized work.

Affective:

Students will exhibit confidence and a positive attitude towards solving math problems.
Students will demonstrate perseverance and resilience when encountering challenging problems.

Interpersonal/Social:

Students will be able to collaborate with peers, share their thought processes, and provide constructive feedback.

Common Core standards covered

1.NBT.B.3

Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <.

1.NBT.C.4

Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten.

1.NBT.C.5

Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.

Who it's for