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
95 − 10 = ______
1 × 10 = ______
64 + 10 = ______
67 − 10 = ______
50 − 10 = ______
8 × 10 = ______
7 × 10 = ______
93 − 10 = ______
77 + 10 = ______
3 × 10 = ______
24 − 10 = ______
61 − 10 = ______
19 + 20 = ______
6 × 10 = ______
92 − 10 = ______
90 − 10 = ______
70 + 10 = ______
62 + 10 = ______
4 × 10 = ______
45 + 20 = ______
