Puzzle Lab
📅 Friday, Jun 5
A 4-puzzle mix for Grade 4.
1
Find the Sum
In each group, one number equals two of the others added or multiplied together. Circle it.
2
Missing Number
Find the number that makes each equation true.
3 × 8 =
÷ 2 = 4
420 − = 286
544 + = 912
+ 371 = 401
+ 806 = 1239
3
Make It True
Write the sign ( + − × ÷ ) that makes each equation true.
29 3 = 26
24 13 = 11
9 8 = 72
4 4 = 16
59 76 = 135
40 5 = 8
4
Round to the Nearest 100
Round each number to the nearest 100.
3886 →
9437 →
5872 →
7408 →
2622 →
4535 →
Tip: tap a number to circle it, type answers in the boxes, and tap the symbol buttons (< = > or + − ×). Then hit Check!