Matemáticas mentales Worksheet
Recommended for 1er grado — 5to grado
Matemáticas mentales Worksheet
Name: ____________________Date: ____________
Instructions: Usar estrategias mentales como sumar diez, duplicar y compensar para calcular rápidamente.
20 problems
72 − 10 = ______
35 + 10 = ______
8 × 10 = ______
60 + 10 = ______
51 + 10 = ______
4 × 10 = ______
23 + 10 = ______
50 + 20 = ______
57 + 10 = ______
61 − 10 = ______
30 − 10 = ______
3 × 10 = ______
24 + 20 = ______
43 − 10 = ______
76 − 10 = ______
30 + 20 = ______
39 + 10 = ______
40 − 10 = ______
25 − 10 = ______
5 × 10 = ______
