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
8 × 10 = ______
34 − 10 = ______
96 − 10 = ______
9 × 10 = ______
50 + 10 = ______
85 − 10 = ______
75 + 20 = ______
76 + 10 = ______
64 + 10 = ______
2 × 10 = ______
14 + 10 = ______
1 × 10 = ______
6 × 10 = ______
27 + 10 = ______
20 + 10 = ______
32 − 10 = ______
31 − 10 = ______
54 + 20 = ______
78 − 10 = ______
44 + 10 = ______
