Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 22 by rounding each number to the nearest 10: ______
- Estimate 87 − 82 by rounding each number to the nearest 10: ______
- Estimate 23 − 50 by rounding each number to the nearest 10: ______
- Estimate 49 + 55 by rounding each number to the nearest 10: ______
- Estimate 56 + 50 by rounding each number to the nearest 10: ______
- Estimate 68 − 58 by rounding each number to the nearest 10: ______
- Estimate 29 − 21 by rounding each number to the nearest 10: ______
- Estimate 38 + 82 by rounding each number to the nearest 10: ______
- Estimate 79 + 30 by rounding each number to the nearest 10: ______
- Estimate 50 − 53 by rounding each number to the nearest 10: ______
- Estimate 88 + 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 64 by rounding each number to the nearest 10: ______
- Estimate 36 + 59 by rounding each number to the nearest 10: ______
- Estimate 71 − 33 by rounding each number to the nearest 10: ______
- Estimate 51 + 65 by rounding each number to the nearest 10: ______
- Estimate 73 + 34 by rounding each number to the nearest 10: ______
- Estimate 84 − 54 by rounding each number to the nearest 10: ______
- Estimate 68 − 88 by rounding each number to the nearest 10: ______
- Estimate 48 + 68 by rounding each number to the nearest 10: ______
- Estimate 55 − 54 by rounding each number to the nearest 10: ______