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
7 × 10 = ______
48 − 10 = ______
63 + 10 = ______
9 × 10 = ______
1 × 10 = ______
25 + 10 = ______
2 × 10 = ______
63 − 10 = ______
79 + 20 = ______
54 − 10 = ______
63 + 20 = ______
71 + 10 = ______
34 + 10 = ______
61 + 10 = ______
50 + 10 = ______
33 − 10 = ______
54 + 10 = ______
51 + 10 = ______
6 × 10 = ______
78 − 10 = ______
