Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 72 by rounding each number to the nearest 10: ______
- Estimate 22 + 73 by rounding each number to the nearest 10: ______
- Estimate 24 − 76 by rounding each number to the nearest 10: ______
- Estimate 73 − 31 by rounding each number to the nearest 10: ______
- Estimate 70 − 57 by rounding each number to the nearest 10: ______
- Estimate 55 − 33 by rounding each number to the nearest 10: ______
- Estimate 62 − 80 by rounding each number to the nearest 10: ______
- Estimate 81 − 43 by rounding each number to the nearest 10: ______
- Estimate 55 − 87 by rounding each number to the nearest 10: ______
- Estimate 48 − 89 by rounding each number to the nearest 10: ______
- Estimate 60 + 32 by rounding each number to the nearest 10: ______
- Estimate 79 − 89 by rounding each number to the nearest 10: ______
- Estimate 57 − 67 by rounding each number to the nearest 10: ______
- Estimate 75 + 29 by rounding each number to the nearest 10: ______
- Estimate 60 + 29 by rounding each number to the nearest 10: ______
- Estimate 22 + 77 by rounding each number to the nearest 10: ______
- Estimate 70 + 39 by rounding each number to the nearest 10: ______
- Estimate 48 − 79 by rounding each number to the nearest 10: ______
- Estimate 87 + 45 by rounding each number to the nearest 10: ______
- Estimate 59 − 26 by rounding each number to the nearest 10: ______