With Addition across Zeros Color by Number, the more problems students get right, the more of the picture appears. Students solve each problem, match the answer to the color key, and a hidden picture appears region by region. Students handle the tricky cases where zeros sit in the addends. Built for Grades 3–4 and aligned to 3.NBT.A.2, 4.NBT.B.4. Print it for morning work and centers or assign the self-checking interactive version for home — each download includes the PDF and the digital answer-key version.
Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.