Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 61 by rounding each number to the nearest 10: ______
- Estimate 41 − 87 by rounding each number to the nearest 10: ______
- Estimate 44 + 27 by rounding each number to the nearest 10: ______
- Estimate 47 − 55 by rounding each number to the nearest 10: ______
- Estimate 76 + 73 by rounding each number to the nearest 10: ______
- Estimate 72 − 62 by rounding each number to the nearest 10: ______
- Estimate 45 − 87 by rounding each number to the nearest 10: ______
- Estimate 74 − 53 by rounding each number to the nearest 10: ______
- Estimate 43 + 44 by rounding each number to the nearest 10: ______
- Estimate 57 + 84 by rounding each number to the nearest 10: ______
- Estimate 46 − 26 by rounding each number to the nearest 10: ______
- Estimate 62 − 36 by rounding each number to the nearest 10: ______
- Estimate 56 − 29 by rounding each number to the nearest 10: ______
- Estimate 51 + 45 by rounding each number to the nearest 10: ______
- Estimate 72 + 68 by rounding each number to the nearest 10: ______
- Estimate 80 + 63 by rounding each number to the nearest 10: ______
- Estimate 26 − 43 by rounding each number to the nearest 10: ______
- Estimate 35 − 54 by rounding each number to the nearest 10: ______
- Estimate 63 + 53 by rounding each number to the nearest 10: ______
- Estimate 52 + 78 by rounding each number to the nearest 10: ______