Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 59 by rounding each number to the nearest 10: ______
- Estimate 25 − 74 by rounding each number to the nearest 10: ______
- Estimate 45 + 34 by rounding each number to the nearest 10: ______
- Estimate 60 + 75 by rounding each number to the nearest 10: ______
- Estimate 50 + 73 by rounding each number to the nearest 10: ______
- Estimate 76 + 37 by rounding each number to the nearest 10: ______
- Estimate 36 − 21 by rounding each number to the nearest 10: ______
- Estimate 48 − 66 by rounding each number to the nearest 10: ______
- Estimate 22 + 66 by rounding each number to the nearest 10: ______
- Estimate 42 − 70 by rounding each number to the nearest 10: ______
- Estimate 88 + 38 by rounding each number to the nearest 10: ______
- Estimate 30 − 79 by rounding each number to the nearest 10: ______
- Estimate 80 − 37 by rounding each number to the nearest 10: ______
- Estimate 67 + 31 by rounding each number to the nearest 10: ______
- Estimate 52 + 54 by rounding each number to the nearest 10: ______
- Estimate 34 + 82 by rounding each number to the nearest 10: ______
- Estimate 26 + 28 by rounding each number to the nearest 10: ______
- Estimate 21 − 22 by rounding each number to the nearest 10: ______
- Estimate 65 − 47 by rounding each number to the nearest 10: ______
- Estimate 64 − 87 by rounding each number to the nearest 10: ______