Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 23 + 54 by rounding each number to the nearest 10: ______
- Estimate 42 + 63 by rounding each number to the nearest 10: ______
- Estimate 49 − 80 by rounding each number to the nearest 10: ______
- Estimate 52 − 66 by rounding each number to the nearest 10: ______
- Estimate 74 + 61 by rounding each number to the nearest 10: ______
- Estimate 57 + 37 by rounding each number to the nearest 10: ______
- Estimate 89 − 45 by rounding each number to the nearest 10: ______
- Estimate 35 + 33 by rounding each number to the nearest 10: ______
- Estimate 62 + 66 by rounding each number to the nearest 10: ______
- Estimate 38 − 50 by rounding each number to the nearest 10: ______
- Estimate 46 − 81 by rounding each number to the nearest 10: ______
- Estimate 26 − 24 by rounding each number to the nearest 10: ______
- Estimate 87 − 25 by rounding each number to the nearest 10: ______
- Estimate 59 − 76 by rounding each number to the nearest 10: ______
- Estimate 54 − 27 by rounding each number to the nearest 10: ______
- Estimate 52 + 34 by rounding each number to the nearest 10: ______
- Estimate 64 − 72 by rounding each number to the nearest 10: ______
- Estimate 44 − 52 by rounding each number to the nearest 10: ______
- Estimate 34 + 40 by rounding each number to the nearest 10: ______
- Estimate 89 − 33 by rounding each number to the nearest 10: ______