Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 87 + 65 by rounding each number to the nearest 10: ______
- Estimate 36 + 72 by rounding each number to the nearest 10: ______
- Estimate 51 + 81 by rounding each number to the nearest 10: ______
- Estimate 70 + 75 by rounding each number to the nearest 10: ______
- Estimate 80 + 41 by rounding each number to the nearest 10: ______
- Estimate 61 + 43 by rounding each number to the nearest 10: ______
- Estimate 37 − 63 by rounding each number to the nearest 10: ______
- Estimate 65 + 71 by rounding each number to the nearest 10: ______
- Estimate 64 + 60 by rounding each number to the nearest 10: ______
- Estimate 45 − 51 by rounding each number to the nearest 10: ______
- Estimate 27 − 53 by rounding each number to the nearest 10: ______
- Estimate 70 + 84 by rounding each number to the nearest 10: ______
- Estimate 48 − 21 by rounding each number to the nearest 10: ______
- Estimate 53 + 47 by rounding each number to the nearest 10: ______
- Estimate 66 + 80 by rounding each number to the nearest 10: ______
- Estimate 73 − 66 by rounding each number to the nearest 10: ______
- Estimate 52 + 88 by rounding each number to the nearest 10: ______
- Estimate 62 + 73 by rounding each number to the nearest 10: ______
- Estimate 71 − 68 by rounding each number to the nearest 10: ______
- Estimate 48 + 71 by rounding each number to the nearest 10: ______