Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 51 − 54 by rounding each number to the nearest 10: ______
- Estimate 22 + 50 by rounding each number to the nearest 10: ______
- Estimate 30 − 72 by rounding each number to the nearest 10: ______
- Estimate 86 + 31 by rounding each number to the nearest 10: ______
- Estimate 64 + 47 by rounding each number to the nearest 10: ______
- Estimate 74 − 37 by rounding each number to the nearest 10: ______
- Estimate 41 + 65 by rounding each number to the nearest 10: ______
- Estimate 72 − 70 by rounding each number to the nearest 10: ______
- Estimate 26 + 38 by rounding each number to the nearest 10: ______
- Estimate 41 − 39 by rounding each number to the nearest 10: ______
- Estimate 75 − 23 by rounding each number to the nearest 10: ______
- Estimate 27 − 27 by rounding each number to the nearest 10: ______
- Estimate 73 + 36 by rounding each number to the nearest 10: ______
- Estimate 82 + 29 by rounding each number to the nearest 10: ______
- Estimate 71 − 44 by rounding each number to the nearest 10: ______
- Estimate 26 + 73 by rounding each number to the nearest 10: ______
- Estimate 72 − 66 by rounding each number to the nearest 10: ______
- Estimate 62 + 52 by rounding each number to the nearest 10: ______
- Estimate 69 + 59 by rounding each number to the nearest 10: ______
- Estimate 44 + 61 by rounding each number to the nearest 10: ______