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
37 − 10 = ______
33 − 10 = ______
72 + 10 = ______
4 × 10 = ______
68 + 10 = ______
30 − 10 = ______
58 + 10 = ______
35 + 20 = ______
6 × 10 = ______
52 + 20 = ______
3 × 10 = ______
42 + 20 = ______
54 + 10 = ______
13 + 20 = ______
5 × 10 = ______
56 + 10 = ______
37 + 10 = ______
2 × 10 = ______
93 − 10 = ______
58 + 20 = ______
