Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 + 82 by rounding each number to the nearest 10: ______
- Estimate 67 + 52 by rounding each number to the nearest 10: ______
- Estimate 31 − 72 by rounding each number to the nearest 10: ______
- Estimate 47 − 47 by rounding each number to the nearest 10: ______
- Estimate 22 − 58 by rounding each number to the nearest 10: ______
- Estimate 29 − 68 by rounding each number to the nearest 10: ______
- Estimate 73 + 72 by rounding each number to the nearest 10: ______
- Estimate 80 − 74 by rounding each number to the nearest 10: ______
- Estimate 60 − 23 by rounding each number to the nearest 10: ______
- Estimate 41 − 59 by rounding each number to the nearest 10: ______
- Estimate 48 + 51 by rounding each number to the nearest 10: ______
- Estimate 30 + 31 by rounding each number to the nearest 10: ______
- Estimate 57 + 40 by rounding each number to the nearest 10: ______
- Estimate 74 + 27 by rounding each number to the nearest 10: ______
- Estimate 26 + 34 by rounding each number to the nearest 10: ______
- Estimate 71 + 82 by rounding each number to the nearest 10: ______
- Estimate 84 + 42 by rounding each number to the nearest 10: ______
- Estimate 37 − 74 by rounding each number to the nearest 10: ______
- Estimate 62 − 60 by rounding each number to the nearest 10: ______
- Estimate 52 + 76 by rounding each number to the nearest 10: ______