Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 40 − 80 by rounding each number to the nearest 10: ______
- Estimate 22 + 64 by rounding each number to the nearest 10: ______
- Estimate 51 − 52 by rounding each number to the nearest 10: ______
- Estimate 72 − 65 by rounding each number to the nearest 10: ______
- Estimate 47 + 68 by rounding each number to the nearest 10: ______
- Estimate 50 + 56 by rounding each number to the nearest 10: ______
- Estimate 74 − 88 by rounding each number to the nearest 10: ______
- Estimate 84 + 56 by rounding each number to the nearest 10: ______
- Estimate 66 − 58 by rounding each number to the nearest 10: ______
- Estimate 58 − 30 by rounding each number to the nearest 10: ______
- Estimate 36 − 37 by rounding each number to the nearest 10: ______
- Estimate 74 + 68 by rounding each number to the nearest 10: ______
- Estimate 34 + 78 by rounding each number to the nearest 10: ______
- Estimate 22 − 59 by rounding each number to the nearest 10: ______
- Estimate 25 + 36 by rounding each number to the nearest 10: ______
- Estimate 55 − 45 by rounding each number to the nearest 10: ______
- Estimate 47 + 27 by rounding each number to the nearest 10: ______
- Estimate 56 + 54 by rounding each number to the nearest 10: ______
- Estimate 79 − 30 by rounding each number to the nearest 10: ______
- Estimate 52 − 52 by rounding each number to the nearest 10: ______