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
50 + 10 = ______
8 × 10 = ______
32 − 10 = ______
34 − 10 = ______
7 × 10 = ______
37 − 10 = ______
4 × 10 = ______
1 × 10 = ______
30 + 10 = ______
5 × 10 = ______
55 + 20 = ______
2 × 10 = ______
95 − 10 = ______
87 + 10 = ______
6 × 10 = ______
40 + 20 = ______
96 − 10 = ______
44 − 10 = ______
63 + 10 = ______
79 − 10 = ______
