Solutions by everydaycalculation.com
This multiplication involving fractions can also be rephrased as "What is 21/70 of 1/30?"
2170 × 130 is 1100.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/70×1/30 21/70×2/30 21/70×1/60 63/70×1/30 21/70×3/30 21/70×1/90 21/70×5/30 21/70×7/30
© everydaycalculation.com