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Free Common Core 2.NBT.B.7 resources for GATE

Preview of Cross Sum Puzzles (Free Version)

Cross Sum Puzzles (Free Version)

Created by
Beast Academy
Includes instructions and the first six Cross Sum puzzles from Beast Academy's puzzle collection.Cross Sum puzzles give great practice for student using the standard addition algorithm with 3-digit numbers. Students fill missing digits to create two different sums. One can be read by tilting the grid to the left, and the other can be read by tilting the grid to the right.This free version includes instructions and the first 6 puzzles from the complete set. The Full Version includes 42 puzzles of
Preview of Counting Collection With Rounding to Nearest Ten and Hundred

Counting Collection With Rounding to Nearest Ten and Hundred

Created by
RAD Math
This counting collection recording sheet includes an extension that asks learners to estimate, combine, and round the number of items. Students can select 2 collections, estimate the number in each collection, the number of items in both collections, count the items, record the counting strategy, then round the actual number of items to the nearest ten and or hundred. Try this out to guide your kids through some deep mathematical thinking!
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